Taxogen
n. [化]主鏈物
??? 情景例句
Do you live in New York?
住在紐約嗎？
In good years corn is hay, in ill years straw is corn.
豐年五谷賤如草，荒年稻草貴如糧。
If I work in the garden, I have to sit down and rest every five minutes.
如果我在花園里干活，每5分鐘就得坐下來休息。